| coenzyme |
in biochemistry, a small organic compound necessary to the function of an enzyme. |
| cofactor |
in biochemistry, an ion or small organic compound necessary to the function of an enzyme. |
| compel |
to make necessary; exact. [1/3 definitions] |
| complement |
in grammar, a word or phrase that is necessary to complete a construction, such as "happy" in the sentence "He seems happy," or "a judge" in the sentence "She became a judge." [1/7 definitions] |
| complete |
lacking no necessary elements or parts. [2/6 definitions] |
| contractor |
one who agrees by contract to do specified work at a certain price and to supply all necessary materials. [1/2 definitions] |
| critical mass |
the minimum mass of fissionable material necessary to sustain a nuclear chain reaction. [2 definitions] |
| crunch |
(informal) a reduction or shortage of something necessary, or the difficulties caused by this. [1/6 definitions] |
| depend |
to require and accept from an outside source things that are necessary to live or function successfully. [1/3 definitions] |
| desolate |
without those things necessary or desirable for life; bleak; barren. [1/6 definitions] |
| dispensable |
capable of being omitted; not necessary. [1/2 definitions] |
| dyne |
a unit of force equal to the amount of force necessary to give a mass of one gram an acceleration of one centimeter per second per second. |
| entail |
to call for or bring about as a necessary accompaniment; necessarily involve. [1/5 definitions] |
| equip |
to furnish with necessary tools or means to accomplish a task. [1/2 definitions] |
| essential |
fundamental; necessary; indispensable. [2/4 definitions] |
| essentialism |
the educational doctrine that certain traditional values and skills are necessary elements of society and should be taught to all students. |
| excess |
an amount or degree beyond what is necessary. [1/5 definitions] |
| extra |
an additional thing or additional amount beyond what exists now or beyond what is necessary or usual. [1/8 definitions] |
| featherbedding |
the practice, or an instance, of requiring an employer to hire more workers than necessary, or of restricting the production of workers. |
| feed |
to supply with something necessary for maintenance. [1/13 definitions] |
| fill in |
to give (someone) necessary information, often information that they had missed receiving earlier (often fol. by "on"). [1/4 definitions] |